Unable to submit Lesson 2/ Stage 4

[adityarudrawar]

After creating twitter credentials, and putting them in the Program. Build is successful but after submitting the program I am getting the error:

INFO twitter4j.TwitterStreamImpl - Received fatal alert: protocol_version
Received fatal alert: protocol_version
TwitterException{exceptionCode=[4d13a6ae-d6626d72 fc29eb32-f5eb3c95], statusCode=-1, message=null, code=-1, retryAfter=-1, rateLimitStatus=null, version=4.0.7}

Can anyone help?